From f31eec323ae65124474664f8a0444f7c035556dd Mon Sep 17 00:00:00 2001
From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Date: Sun, 6 Sep 2020 22:31:12 +0200
Subject: [PATCH] olsrd: migrate to using bison 3.7.1

With the upgrade to bison 3.7.1 (openwrt commit 1cf842d) building
olsrd was failing.  Now, instead of the contents of header files
being directly inserted into the generated source files, they are
instead included with a #include directive.

The local.mk has, until now, done some magic with *-tmp files,
which is not longer necessary and even causes builds to fail.

src/cfgparser/oparse.c:265:10: fatal error: oparse.h-tmp: No such file or directory
 #include "oparse.h-tmp"

Suggested-by: Jo-Philipp Wich <jo@mein.io>
Signed-off-by: Perry Melange <isprotejesvalkata@gmail.com>
[Retrieved from:
https://github.com/openwrt-routing/packages/commit/5cc8e058850acbc22fe92c5e2b24863efc577971]
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
[Upstream status: https://github.com/OLSR/olsrd/pull/87]
---
 src/cfgparser/local.mk | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/src/cfgparser/local.mk b/src/cfgparser/local.mk
index e767abfc..56e594e4 100644
--- a/src/cfgparser/local.mk
+++ b/src/cfgparser/local.mk
@@ -74,12 +74,8 @@ $(C)oparse.c: $(C)oparse.y $(C)olsrd_conf.h $(C)Makefile
 ifeq ($(VERBOSE),0)
 	@echo "[BISON] $@"
 endif
-	$(MAKECMDPREFIX)$(BISON) -d -o "$@-tmp" "$<"
-	$(MAKECMDPREFIX)sed	-e 's/register //' \
-		-e '/^#line/s/$(call quote,$@-tmp)/$(call quote,$@)/' \
-		< "$@-tmp" >"$@"
-	$(MAKECMDPREFIX)mv "$(subst .c,.h,$@-tmp)" "$(subst .c,.h,$@)"
-	$(MAKECMDPREFIX)$(RM) "$@-tmp" "$(subst .c,.h,$@-tmp)"
+	$(MAKECMDPREFIX)$(BISON) -d -o "$@" "$<"
+	$(MAKECMDPREFIX)sed -e 's/register //' "$@" > "$@.o" && mv "$@.o" "$@"
 
 $(C)oparse.o: CFLAGS := $(filter-out -Wunreachable-code,$(CFLAGS))
 
-- 
2.28.0